* {
  margin: 0;
  padding: 0;
  list-style: none;
}

body {
  display: flex;
}

.nav {
  flex: 1.5;
  padding: 5px 5px;
  box-sizing: border-box;
  height: 100vh;
  background-color: rgba(43, 41, 41, 0.8);
  display: none;
}

.show {
  display: block;
}

.nav p {
  color: aliceblue;
  margin-bottom: 10px;
}

.main {
  flex: 8.5;
  height: 100vh;
}

.top {
  position: relative;
  width: 100%;
  height: 200px;
  color: aliceblue;
  background-image: linear-gradient(#434343 0%, black 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.top .nav-btn {
  position: absolute;
  top: 15px;
  left: 15px;
  width: 45px;
  height: 22px;
  border-radius: 5px;
  cursor: pointer;
  color: rgb(105, 104, 104);
  box-shadow: 0 2px 5px rgba(247, 243, 243, 0.5);
}

.top .nav-btn:hover {
  color: black;
}

.top .register {
  color: black;
  width: 70px;
  height: 40px;
  border-radius: 5px;
  cursor: pointer;
  color: rgb(105, 104, 104);
  box-shadow: 0 2px 5px rgba(247, 243, 243, 0.5);
}

.top .register:hover {
  color: black;
}

.content {
  margin-top: 80px;
  width: 100%;
  display: flex;
  justify-content: center;
}

.content .operate {
  width: 250px;
  height: 320px;
  border-right: 1px solid;
}

.content .operate button {
  width: 100%;
  height: 40px;
  margin-top: 20px;
  cursor: pointer;
}

.content .richrank {
  width: 450px;
  height: 320px;
  padding: 5px 5px;
}

.content .richrank .title,
.content .richrank .title-total {
  display: flex;
  justify-content: space-between;
  width: 100%;
  height: 25px;
}

.content .richrank .title p,
.content .richrank .title-total {
  font-weight: bold;
  font-size: 18px;
}

.content .richlist {
  padding: 10px 10px;
}
.content .richlist li {
  display: flex;
  justify-content: space-between;
  margin-bottom: 5px;
}
